? Premium Polarized 580 Lenses* Filtering reflective glare is essential for anyone on the water or outdoors. We sell only polarized sunglasses. ? 100% UV Protection Your Costas absorb 100% of UV light, providing you the best in light management and protection. ? Scratch Resistant and Durable The C-Wall coating provides extra scratch-resistance and a barrier that repels water, oil and sweat for easy cleaning. In nature, a King Tide requires the perfect alignment of Earth and moon to create once-in-a-lifetime views and opportunities for anglers. Like their namesake, the King Tide 8 is designed to give you the ultimate advantage on the water. ? Made for elite anglers that demand the most from every cast, the King Tide 8 features a full wrap with removable side shields for optimal viewing on and off water. Shark-inspired venting achieves a near impossible zero-fog effect. Top of the line sweat management and drains keep your view dry and unobstructed. Non-skid hooding means they stay in place on any surface wet or dry. ? All this has made King Tide 8 the crowning achievement of Costa?s 40 years on the water, utilizing the research and innovations from every frame that came before it. ? Rule the water. ? Model name: King Tide 8 Item no: 6S9111 911104 60-18 Frame color: Black Pearl Lens color: Gray Lens material: Polarized Glass (580G) Frame fit: Wide Size: L Lens curve: Base 8 Decentered L 1. Frame Width: 135 mm 2. Bridge Width: 18 mm 3. Lens Width: 60 mm 4. Lens Height: 46 mm 5. Temple Arm Length: 120 mm Wide Fitting A large lens front designed to fit those with a wide head. 8 Base Curve Decentered - Max Coverage Frames with maximum-coverage and wrap that help reduce light leak. Wide Forgot Your Ruler? Use this handy guide to gauge the fit you're looking for. All the Way? You might be looking for a small or medium frame. Middle Pegs? You might be looking for a medium or large frame. Last Two Pegs? You might be looking for an x-large frame. Costa 580 lenses Costa 580 lenses were designed by in-house light spectrum experts to enhance colors because standard sunglass lenses fell short. The lens' multipatented technology manages light by: Absorbing Harmful High-Energy Blue Light (HEV) Enhancing Reds, Greens, and Blues Filtering Out Harsh Yellow 580 Polarized Lenses 580 lightwave glass C-Wall Molecular Bond Glass Layer Encapuslated Mirror Polarized Film Glass Layer C-Wall Molecular Bond Superior clarity Scratch-resistance Glass Provides The Best Clarity In Material Encapsulated Mirrors (Between Layers Of Glass) Are Scratch-Proof 20% Thinner And 22% Lighter Than Average Polarized Glass U.S. PATENT NO. 6.334.680 U.S. PATENT NO. 6.604.824 King Tide 8 King Tide Case Cleaning Cloth